libstdc++: Fix buffer overflows in tests [PR 99382]
This seems to be a typo/thinko in the definition of the arrays used as storage. libstdc++-v3/ChangeLog: PR libstdc++/99382 * testsuite/20_util/specialized_algorithms/uninitialized_default_n/sizes.cc: Make storage larger than required. Verify no write to the last element. * testsuite/20_util/specialized_algorithms/uninitialized_value_construct_n/sizes.cc: Likewise.
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@ -41,10 +41,12 @@ test02()
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int operator>(void*) { return value != 0; }
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};
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int i[3];
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int i[5] = { 1, 2, 3, 4, 5 };
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Size n = {4};
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auto j = std::__uninitialized_default_n(i, n);
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VERIFY( j == (i + 4) );
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// i[0:3] are default-initialized so have indeterminate values.
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VERIFY( i[4] == 5 );
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}
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int
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@ -42,10 +42,15 @@ test02()
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int operator>(void*) { return value != 0; }
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};
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int i[3];
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int i[5] = { 1, 2, 3, 4, 5 };
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Size n = {4};
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auto j = std::__uninitialized_default_n(i, n);
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VERIFY( j == (i + 4) );
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VERIFY( i[0] == 0 );
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VERIFY( i[1] == 0 );
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VERIFY( i[2] == 0 );
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VERIFY( i[3] == 0 );
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VERIFY( i[4] == 5 );
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}
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int
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